/* ============================================
   Anisa's 60th Birthday - Iceland Adventure
   A classy, elegant webapp
   ============================================ */

:root {
  --midnight: #0a0e1a;
  --deep-blue: #0f1628;
  --slate: #1a2035;
  --steel: #2a3352;
  --ice: #a8c8e8;
  --frost: #d1e3f5;
  --white: #f0f2f7;
  --gold: #c9a84c;
  --gold-light: #e4cc7a;
  --gold-dark: #a68a2e;
  --aurora-green: #4ecdc4;
  --aurora-purple: #6c5ce7;
  --aurora-pink: #fd79a8;
  --volcanic: #2d3436;
  --lava: #d63031;
  --category-general: #4ecdc4;
  --category-logistics: #6c5ce7;
  --category-birthday: #e4cc7a;
  --shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
  --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.2);
  --radius: 12px;
  --radius-sm: 8px;
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background: var(--midnight);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================
   Navigation
   ============================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 32px;
  transition: background 0.4s ease, backdrop-filter 0.4s ease, padding 0.3s ease;
}

.nav.scrolled {
  background: rgba(10, 14, 26, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 12px 32px;
  border-bottom: 1px solid rgba(201, 168, 76, 0.15);
}

.nav-brand {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 2px;
}

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-link {
  color: var(--frost);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 400;
  letter-spacing: 1px;
  text-transform: uppercase;
  position: relative;
  transition: color 0.3s ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--gold);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--frost);
  transition: all 0.3s ease;
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: linear-gradient(180deg,
    #050816 0%,
    #0a1025 20%,
    #101833 40%,
    #0f1628 60%,
    #0a0e1a 100%
  );
}

.aurora {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  opacity: 0.4;
  background:
    radial-gradient(ellipse 80% 50% at 20% 20%, rgba(78, 205, 196, 0.3) 0%, transparent 70%),
    radial-gradient(ellipse 60% 40% at 70% 30%, rgba(108, 92, 231, 0.25) 0%, transparent 70%),
    radial-gradient(ellipse 50% 30% at 50% 15%, rgba(253, 121, 168, 0.15) 0%, transparent 70%);
  animation: auroraShift 12s ease-in-out infinite alternate;
}

@keyframes auroraShift {
  0% {
    opacity: 0.3;
    transform: translateY(0) scale(1);
  }
  50% {
    opacity: 0.5;
    transform: translateY(-20px) scale(1.05);
  }
  100% {
    opacity: 0.35;
    transform: translateY(10px) scale(0.98);
  }
}

.hero-content {
  position: relative;
  text-align: center;
  z-index: 10;
  padding: 0 24px;
}

.hero-pretext {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 400;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--ice);
  margin-bottom: 16px;
  opacity: 0;
  animation: fadeUp 1s ease 0.3s forwards;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--white);
  margin-bottom: 8px;
  opacity: 0;
  animation: fadeUp 1s ease 0.5s forwards;
}

.hero-title .gold {
  color: var(--gold);
  font-style: italic;
}

.hero-divider {
  margin: 16px auto;
  opacity: 0;
  animation: fadeUp 1s ease 0.7s forwards;
}

.hero-subtitle {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 400;
  font-style: italic;
  color: var(--ice);
  margin-bottom: 8px;
  opacity: 0;
  animation: fadeUp 1s ease 0.9s forwards;
}

.hero-date {
  font-size: 1rem;
  font-weight: 300;
  color: var(--frost);
  letter-spacing: 3px;
  margin-bottom: 48px;
  opacity: 0;
  animation: fadeUp 1s ease 1.1s forwards;
}

.countdown {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 48px;
  opacity: 0;
  animation: fadeUp 1s ease 1.3s forwards;
}

.countdown-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 72px;
}

.countdown-number {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
}

.countdown-label {
  font-size: 0.7rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--ice);
  margin-top: 6px;
}

.hero-cta {
  display: inline-block;
  padding: 14px 36px;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--gold);
  border: 1px solid var(--gold);
  border-radius: 4px;
  transition: all 0.4s ease;
  opacity: 0;
  animation: fadeUp 1s ease 1.5s forwards;
}

.hero-cta:hover {
  background: var(--gold);
  color: var(--midnight);
}

.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0;
  animation: fadeUp 1s ease 2s forwards;
}

.scroll-indicator {
  width: 24px;
  height: 40px;
  border: 2px solid rgba(201, 168, 76, 0.4);
  border-radius: 12px;
  position: relative;
}

.scroll-indicator::after {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 8px;
  background: var(--gold);
  border-radius: 2px;
  animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: 1; }
  50% { transform: translateX(-50%) translateY(12px); opacity: 0.3; }
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================
   Sections Common
   ============================================ */

.section {
  padding: 100px 0;
  position: relative;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 600;
  text-align: center;
  color: var(--white);
  margin-bottom: 12px;
}

.section-subtitle {
  text-align: center;
  color: var(--ice);
  font-size: 1rem;
  font-weight: 300;
  max-width: 600px;
  margin: 0 auto 60px;
}

/* ============================================
   Itinerary Timeline
   ============================================ */

.itinerary-section {
  background: linear-gradient(180deg, var(--midnight) 0%, var(--deep-blue) 50%, var(--midnight) 100%);
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg,
    transparent 0%,
    var(--gold) 10%,
    var(--gold) 90%,
    transparent 100%
  );
}

.timeline-item {
  position: relative;
  padding-left: 48px;
  padding-bottom: 48px;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.timeline-item.visible {
  opacity: 1;
  transform: translateY(0);
}

.timeline-marker {
  position: absolute;
  left: -6px;
  top: 0;
}

.day-badge {
  display: inline-block;
  background: var(--gold);
  color: var(--midnight);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 4px 12px;
  border-radius: 20px;
}

.timeline-card {
  background: rgba(26, 32, 53, 0.8);
  border: 1px solid rgba(201, 168, 76, 0.15);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.timeline-card:hover {
  transform: translateY(-2px);
  border-color: rgba(201, 168, 76, 0.35);
}

/* Card Images */
.card-image {
  position: relative;
  width: 100%;
  height: 220px;
  overflow: hidden;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.timeline-card:hover .card-image img {
  transform: scale(1.05);
}

.card-image-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 24px 16px 10px;
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.7);
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.6));
  letter-spacing: 0.5px;
}

.accommodation-link {
  display: inline-block;
  margin-left: auto;
  font-size: 0.75rem;
  color: var(--gold);
  text-decoration: none;
  opacity: 0.7;
  transition: opacity 0.2s ease;
}

.accommodation-link:hover {
  opacity: 1;
  text-decoration: underline;
}

.card-header {
  padding: 24px 28px 0;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 8px;
}

.card-header h3 {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--white);
}

.card-date {
  font-size: 0.8rem;
  color: var(--gold);
  font-weight: 500;
  white-space: nowrap;
}

.card-body {
  padding: 16px 28px 24px;
}

.card-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.card-details {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.card-details li {
  position: relative;
  padding-left: 20px;
  font-size: 0.925rem;
  color: var(--frost);
  line-height: 1.5;
}

.card-details li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--steel);
}

.card-details li.highlight {
  color: var(--gold-light);
  font-weight: 500;
}

.card-details li.highlight::before {
  background: var(--gold);
}

.card-accommodation {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  gap: 10px;
}

.accommodation-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--ice);
}

.accommodation-name {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-style: italic;
  color: var(--gold-light);
}

/* ============================================
   Map Section
   ============================================ */

.map-section {
  background: var(--midnight);
}

.map-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.map-container {
  background: rgba(26, 32, 53, 0.7);
  border: 1px solid rgba(201, 168, 76, 0.1);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.3s ease;
}

.map-container:hover {
  border-color: rgba(201, 168, 76, 0.3);
}

.map-label {
  padding: 14px 20px;
  font-family: var(--font-serif);
  font-size: 0.95rem;
  color: var(--gold-light);
  border-bottom: 1px solid rgba(201, 168, 76, 0.08);
}

.map-iframe {
  width: 100%;
  height: 320px;
  border: none;
  filter: saturate(0.7) brightness(0.85) contrast(1.1);
}

.map-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 12px 20px;
  border-top: 1px solid rgba(201, 168, 76, 0.08);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.7rem;
  color: var(--ice);
}

.legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* ============================================
   Messages / Chat Section
   ============================================ */

.messages-section {
  background: var(--deep-blue);
}

/* Name Entry */
.name-entry {
  max-width: 440px;
  margin: 0 auto;
}

.name-entry-card {
  background: rgba(26, 32, 53, 0.8);
  border: 1px solid rgba(201, 168, 76, 0.15);
  border-radius: var(--radius);
  padding: 40px;
  text-align: center;
}

.name-entry-card h3 {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: var(--white);
  margin-bottom: 8px;
}

.name-entry-card p {
  color: var(--ice);
  font-size: 0.9rem;
  margin-bottom: 24px;
}

.name-input-group {
  display: flex;
  gap: 12px;
}

.name-input {
  flex: 1;
  padding: 12px 16px;
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--white);
  background: rgba(10, 14, 26, 0.6);
  border: 1px solid var(--steel);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color 0.3s ease;
}

.name-input:focus {
  border-color: var(--gold);
}

.name-input::placeholder {
  color: rgba(168, 200, 232, 0.4);
}

.btn-join {
  padding: 12px 28px;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--midnight);
  background: var(--gold);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.3s ease;
}

.btn-join:hover {
  background: var(--gold-light);
}

/* Chat Container */
.chat-container {
  max-width: 700px;
  margin: 0 auto;
  background: rgba(15, 20, 35, 0.6);
  border: 1px solid rgba(201, 168, 76, 0.12);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 600px;
}

.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: rgba(26, 32, 53, 0.9);
  border-bottom: 1px solid rgba(201, 168, 76, 0.1);
}

.chat-header-info {
  display: flex;
  flex-direction: column;
}

.chat-group-name {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--white);
}

.chat-member-count {
  font-size: 0.75rem;
  color: var(--ice);
}

.chat-change-name {
  background: none;
  border: none;
  color: var(--ice);
  cursor: pointer;
  padding: 6px;
  border-radius: 50%;
  transition: background 0.2s ease, color 0.2s ease;
}

.chat-change-name:hover {
  background: rgba(201, 168, 76, 0.1);
  color: var(--gold);
}

/* Chat Messages Area */
.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.chat-messages::-webkit-scrollbar {
  width: 4px;
}

.chat-messages::-webkit-scrollbar-track {
  background: transparent;
}

.chat-messages::-webkit-scrollbar-thumb {
  background: var(--steel);
  border-radius: 4px;
}

.chat-welcome {
  text-align: center;
  padding: 20px;
  color: var(--ice);
  font-size: 0.85rem;
  opacity: 0.7;
}

.message {
  max-width: 80%;
  animation: messageIn 0.3s ease;
}

@keyframes messageIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.message.own {
  align-self: flex-end;
}

.message.other {
  align-self: flex-start;
}

.message-bubble {
  padding: 10px 16px;
  border-radius: 16px;
  font-size: 0.9rem;
  line-height: 1.5;
  position: relative;
  word-wrap: break-word;
}

.message.own .message-bubble {
  background: rgba(201, 168, 76, 0.2);
  border: 1px solid rgba(201, 168, 76, 0.25);
  border-bottom-right-radius: 4px;
  color: var(--frost);
}

.message.other .message-bubble {
  background: rgba(42, 51, 82, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom-left-radius: 4px;
  color: var(--frost);
}

.message-sender {
  font-size: 0.7rem;
  font-weight: 600;
  margin-bottom: 2px;
  color: var(--gold-light);
}

.message-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
}

.message-time {
  font-size: 0.65rem;
  color: var(--ice);
  opacity: 0.6;
}

.message-category {
  font-size: 0.6rem;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.message-category.general {
  background: rgba(78, 205, 196, 0.15);
  color: var(--aurora-green);
}

.message-category.logistics {
  background: rgba(108, 92, 231, 0.15);
  color: var(--aurora-purple);
}

.message-category.birthday {
  background: rgba(201, 168, 76, 0.15);
  color: var(--gold-light);
}

/* Chat Input */
.chat-input-area {
  border-top: 1px solid rgba(201, 168, 76, 0.1);
  background: rgba(26, 32, 53, 0.6);
}

.chat-category-selector {
  display: flex;
  gap: 6px;
  padding: 10px 16px 0;
}

.category-btn {
  padding: 4px 14px;
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--ice);
  background: rgba(42, 51, 82, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.category-btn:hover {
  background: rgba(42, 51, 82, 0.7);
}

.category-btn.active[data-category="general"] {
  background: rgba(78, 205, 196, 0.15);
  border-color: rgba(78, 205, 196, 0.4);
  color: var(--aurora-green);
}

.category-btn.active[data-category="logistics"] {
  background: rgba(108, 92, 231, 0.15);
  border-color: rgba(108, 92, 231, 0.4);
  color: var(--aurora-purple);
}

.category-btn.active[data-category="birthday"] {
  background: rgba(201, 168, 76, 0.15);
  border-color: rgba(201, 168, 76, 0.4);
  color: var(--gold-light);
}

.chat-input-group {
  display: flex;
  gap: 8px;
  padding: 10px 16px 14px;
  align-items: flex-end;
}

.chat-input-group textarea {
  flex: 1;
  padding: 10px 16px;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  color: var(--white);
  background: rgba(10, 14, 26, 0.5);
  border: 1px solid var(--steel);
  border-radius: 20px;
  outline: none;
  resize: none;
  max-height: 120px;
  transition: border-color 0.3s ease;
  line-height: 1.4;
}

.chat-input-group textarea:focus {
  border-color: var(--gold);
}

.chat-input-group textarea::placeholder {
  color: rgba(168, 200, 232, 0.3);
}

.btn-send {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  background: var(--gold);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  transition: background 0.3s ease, transform 0.2s ease;
  flex-shrink: 0;
}

.btn-send:hover {
  background: var(--gold-light);
  transform: scale(1.05);
}

.btn-send svg {
  stroke: var(--midnight);
}

/* Date Separator */
.date-separator {
  text-align: center;
  padding: 8px 0;
}

.date-separator span {
  font-size: 0.7rem;
  color: var(--ice);
  opacity: 0.5;
  background: rgba(15, 22, 40, 0.8);
  padding: 4px 16px;
  border-radius: 10px;
}

/* ============================================
   Travel Info Section
   ============================================ */

.travel-section {
  background: linear-gradient(180deg, var(--midnight) 0%, var(--deep-blue) 50%, var(--midnight) 100%);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.info-card {
  background: rgba(26, 32, 53, 0.7);
  border: 1px solid rgba(201, 168, 76, 0.1);
  border-radius: var(--radius);
  padding: 32px;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.info-card:hover {
  transform: translateY(-3px);
  border-color: rgba(201, 168, 76, 0.3);
}

.info-icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.info-card h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  color: var(--white);
  margin-bottom: 12px;
}

.info-card p {
  font-size: 0.9rem;
  color: var(--frost);
  line-height: 1.6;
  margin-bottom: 8px;
}

.info-note {
  font-size: 0.8rem !important;
  color: var(--ice) !important;
  font-style: italic;
  opacity: 0.8;
}

.accommodation-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.accommodation-item {
  font-size: 0.9rem;
  color: var(--frost);
}

.accommodation-item strong {
  color: var(--gold-light);
}

.accommodation-detail {
  display: block;
  font-size: 0.8rem;
  color: var(--ice);
  margin-top: 2px;
}

.packing-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.packing-list li {
  font-size: 0.9rem;
  color: var(--frost);
  padding-left: 20px;
  position: relative;
}

.packing-list li::before {
  content: '~';
  position: absolute;
  left: 0;
  color: var(--gold);
  font-weight: 600;
}

/* ============================================
   Footer
   ============================================ */

.footer {
  padding: 60px 0;
  background: var(--midnight);
  border-top: 1px solid rgba(201, 168, 76, 0.08);
}

.footer-content {
  text-align: center;
}

.footer-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--gold);
  margin-bottom: 8px;
}

.footer-subtitle {
  font-size: 0.9rem;
  color: var(--ice);
  font-style: italic;
  max-width: 500px;
  margin: 0 auto;
}

.footer-divider {
  width: 40px;
  height: 1px;
  background: var(--gold);
  margin: 20px auto;
  opacity: 0.3;
}

.footer-note {
  font-size: 0.75rem;
  color: var(--steel);
  letter-spacing: 1px;
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 768px) {
  .nav {
    padding: 12px 20px;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: rgba(10, 14, 26, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 28px;
    transition: right 0.4s ease;
    z-index: 999;
  }

  .nav-links.open {
    right: 0;
  }

  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .countdown {
    gap: 16px;
  }

  .countdown-item {
    min-width: 56px;
  }

  .map-grid {
    grid-template-columns: 1fr;
  }

  .card-image {
    height: 180px;
  }

  .timeline::before {
    left: -1px;
  }

  .timeline-item {
    padding-left: 32px;
  }

  .card-header {
    padding: 20px 20px 0;
    flex-direction: column;
  }

  .card-body {
    padding: 12px 20px 20px;
  }

  .chat-container {
    height: 500px;
    border-radius: var(--radius-sm);
  }

  .message {
    max-width: 88%;
  }

  .info-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 70px 0;
  }

  .name-entry-card {
    padding: 28px 20px;
  }

  .name-input-group {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2.2rem;
  }

  .countdown {
    gap: 10px;
    flex-wrap: wrap;
  }

  .chat-container {
    height: 450px;
  }

  .chat-category-selector {
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 6px;
  }

  .category-btn {
    white-space: nowrap;
    flex-shrink: 0;
  }
}